WASET
    Waqqas-ur-Rehman Butt and  Martin Servin and  Marion Pause,  Object Detection in Digital Images under Non-Standardized Conditions Using Illumination and Shadow Filtering.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2017, vol. 132(12). 1285 - 1293
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10008298.